*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
li{
  list-style: none;
}
a{
  text-decoration: none;
  color: #000;
}
html,body{
  width: 100%;
  height: 100%;
}
.flex{
  display: flex;
}
.flex-c{
  flex-direction: column;
}
.flex-w{
  flex-wrap: wrap;
}
.all-flex{
  display: flex;
  align-items: center;
}
.jf-center{
  justify-content: center;
}
.jf-between{
  justify-content: space-between;
}
.jf-around{
  justify-content: space-around;
}
.jf-evenly{
  justify-content: space-evenly;
}
.automargin{
  margin: 0 auto
}
img{
  display: block;
}
.common-green1{
  color: #b5d678;
}
.common-gray1{
  color: #c2bdbd;
}
.common-gray2{
  color: #656c6c;
}
.common-gray3{
  color: #5b5b5b;
}
.common-gray4{
  color: #8a8282;
}

.fs24{
  font-size: 24px;
}
.fs18{
  font-size: 18px;
}
.fs17{
  font-size: 17px;
}
.fs15{
  font-size: 15px;
}
.fs14{
  font-size: 14px;
}
.fs12{
  font-size: 12px;
}
.fs10{
  font-size: 10px;
}

.row{
  width: 1200px;
}
.autorow{
  width: 100%;
}
.autoheight{
  height: 100%;
}
.center{
  text-align: center;
}
.mt10{
  margin-top: 10px;
}
.mr10{
  margin-right: 10px;
}

header {
  height: 96px;
}

.logo {
  width: 355px;
  padding-left: 70px;
}

.header-nav {
  width: 658px;
}

.header-nav .nav-items .nav-item a:hover {
  color: #b5d678;
}

/* main */
#main {
  height: 1720px;
}

.main-nav {
  height: 318px;
}

.bread-crumb-items {
  height: 25px;
}

.title {
  height: 78px;
  margin: 30px 0 55px 0;
}

.title-content {
  width: 383px;
}

.title-content>div {
  position: relative;
  height: 42px;
  border-bottom: 1px solid #bfbfbf;
}

.title-content>div::after {
  content: '';
  position: absolute;
  display: block;
  width: 80px;
  height: 3px;
  bottom: 0;
  left: 50%;
  background-color: #b5d678;
  transform: translate(-50%, 2px);
}

.main-nav-items {
  height: 50px;
}

.main-nav-item {
  position: relative;
  margin: 0 45px;
}

.main-nav-item::after {
  position: absolute;
  content: '';
  bottom: 0;
  width: 64px;
  height: 3px;
  display: none;
  background-color: #e8891e;
}

.main-nav-item:hover::after {
  display: block;
}
#main .main-bg{
  height: 1405px;
  background-color: #f4f4f4;
}
#main .main-content {
  padding-top: 50px;
}
#main .main-content .content {
  width: 1152px;
}
.main-content .content .item {
  position: relative;
  width: 250px;
  height: 280px;
  border-radius: 5px;
  margin-bottom: 40px;
}
.main-content .content .item:nth-last-child(1),
.main-content .content .item:nth-last-child(2),
.main-content .content .item:nth-last-child(3),
.main-content .content .item:nth-last-child(4) {
  margin-bottom: 0px;
}
.main-content .content .item .item-text {
  position: absolute;
  bottom: 0;
  height: 85px;
  border-radius: 5px;
}

.pagination {
  height: 48px;
  margin-top: 40px;
}
.pagination .item{
  width: 48px;
  margin: 0 14px;
}
.pagination .item a{
  display: block;
  line-height: 48px;
  border-radius: 50%;
  border: 1px solid #c2bdbd;
  color: #c2bdbd;
}
.pagination .item:nth-child(1) a{
  border-color: #656c6c;
  color: #656c6c;
}

/* footer */
footer{
  height: 160px;
  background-color: #000;
}
footer .about{
  height: 100px;
  background-color: #505050;
}
footer .contact{
  height: 60px;
}